Examine source code of Privacy, for Gradescope

{
  "manifest_version": 3,
  "name": "Privacy, for Gradescope",
  "version": "1.0.0",
  "description": "Hides Gradescope scores until users choose to reveal them.",
  "homepage_url": "https://github.com/deweesevs/privacy-for-gradescope",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "permissions": [
    "storage"
  ],
  "action": {
    "default_icon": {
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png"
    },
    "default_popup": "popup.html",
    "default_title": "Privacy, for Gradescope Settings"
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.gradescope.com/courses/*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "content.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "privacy-for-gradescope@extension",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}